The vulnerability of the Nextcloud calendar application, a cloud-based software for creating and using Nextcloud data storage, allows a perpetrator to gain unauthorized access to protected information.

The vulnerability of the Nextcloud calendar application, a cloud-based software for creating and using Nextcloud data storage, involves bypassing authentication by using a user-controlled key. Exploiting this vulnerability could allow an intruder to gain unauthorized access to protected informati...

The vulnerability of NextCloud Mail’s email client, which stems from the lack of protective measures for the website structure, allows attackers to execute arbitrary code.

The vulnerability of the NextCloud Mail email client relates to the lack of security measures for the website structure. Exploiting this vulnerability allows a malicious actor to execute arbitrary code remotely...

Nextcloud: PIN bypass in PassCodeActivity via back button

A vulnerability was discovered in the PassCodeActivity of a certain application. The vulnerability allowed bypassing the PIN code by pressing the back button...

EUVD-2026-14563

OpenClaw before 2026.2.25 lacks durable replay state for Nextcloud Talk webhook events, allowing valid signed requests to be replayed. Attackers can capture and replay previously valid signed webhook requests to trigger duplicate inbound processing and cause integrity or availability issues...

CVE-2026-32012

Rejected reason: This CVE ID has been rejected...

CVE-2026-32012

OpenClaw prior to 2026.2.25 is affected by CVE-2026-32012 due to a missing durable replay state for Nextcloud Talk webhook events. This allows an attacker to capture and replay valid signed webhook requests, potentially triggering duplicate inbound processing and causing integrity or availability...

CVE-2026-32012

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PT-2026-27226

OpenClaw before 2026.2.25 lacks durable replay state for Nextcloud Talk webhook events, allowing valid signed requests to be replayed. Attackers can capture and replay previously valid signed webhook requests to trigger duplicate inbound processing and cause integrity or availability issues...

Nextcloud: Mail contact autocomplete bypasses administrator-configured user enumeration restrictions and expose member information outside the intended scope

A vulnerability was discovered in the Mail contact autocomplete feature of Nextcloud that allowed an authenticated user to bypass administrator-configured user enumeration restrictions and expose member information outside the intended scope. The vulnerability was present in the...

GHSA-866C-WWM5-4RJ7 Duplicate Advisory: OpenClaw's Nextcloud Talk webhook replay could trigger duplicate inbound processing

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-r9q5-c7qc-p26w. This link is maintained to preserve external references. Original Description OpenClaw versions prior to 2026.2.25 lack durable replay state for Nextcloud Talk webhook events, allowing valid sign...

Duplicate Advisory: OpenClaw's Nextcloud Talk webhook replay could trigger duplicate inbound processing

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-r9q5-c7qc-p26w. This link is maintained to preserve external references. Original Description OpenClaw versions prior to 2026.2.25 lack durable replay state for Nextcloud Talk webhook events, allowing valid sign...

CVE-2026-28449

OpenClaw versions prior to 2026.2.25 lack durable replay state for Nextcloud Talk webhook events, allowing valid signed webhook requests to be replayed without suppression. Attackers can capture and replay previously valid signed webhook requests to trigger duplicate inbound message processing an...

CVE-2026-28449 OpenClaw < 2026.2.25 - Webhook Replay Attack via Missing Durable Replay Suppression

OpenClaw versions prior to 2026.2.25 lack durable replay state for Nextcloud Talk webhook events, allowing valid signed webhook requests to be replayed without suppression. Attackers can capture and replay previously valid signed webhook requests to trigger duplicate inbound message processing an...

CVE-2026-28449 OpenClaw < 2026.2.25 - Webhook Replay Attack via Missing Durable Replay Suppression

OpenClaw versions prior to 2026.2.25 lack durable replay state for Nextcloud Talk webhook events, allowing valid signed webhook requests to be replayed without suppression. Attackers can capture and replay previously valid signed webhook requests to trigger duplicate inbound message processing an...

EUVD-2026-13011

OpenClaw versions prior to 2026.2.25 lack durable replay state for Nextcloud Talk webhook events, allowing valid signed webhook requests to be replayed without suppression. Attackers can capture and replay previously valid signed webhook requests to trigger duplicate inbound message processing an...

CVE-2026-28449

OpenClaw versions prior to 2026.2.25 are affected by a missing durable replay suppression for Nextcloud Talk webhook events. This allows valid signed webhook requests to be replayed, triggering duplicate inbound message processing and potentially impacting integrity and availability. The vulnerab...

CVE-2026-28449

OpenClaw versions prior to 2026.2.25 lack durable replay state for Nextcloud Talk webhook events, allowing valid signed webhook requests to be replayed without suppression. Attackers can capture and replay previously valid signed webhook requests to trigger duplicate inbound message processing an...

CVE-2026-28449 OpenClaw < 2026.2.25 - Webhook Replay Attack via Missing Durable Replay Suppression

OpenClaw versions prior to 2026.2.25 lack durable replay state for Nextcloud Talk webhook events, allowing valid signed webhook requests to be replayed without suppression. Attackers can capture and replay previously valid signed webhook requests to trigger duplicate inbound message processing an...

The vulnerability of the Nextcloud Calendar application, a cloud-based software for creating and using Nextcloud data storage, relates to the use of insufficiently random values. This vulnerability allows attackers to compromise the confidentiality and integrity of the protected information.

The vulnerability of the Nextcloud Calendar application, a cloud-based software for creating and managing Nextcloud data storage, is related to the use of insufficiently random values. Exploiting this vulnerability could allow an attacker to compromise the confidentiality and integrity of the...

The vulnerability of cloud-based software for creating and using Nextcloud Server and Nextcloud Enterprise Server lies in the ability to bypass authentication via a user-controlled key, allowing attackers to compromise the integrity of protected information.

The vulnerability of cloud-based software for creating and using Nextcloud Server and Nextcloud Enterprise Server relates to bypassing authentication via a key controlled by the user. Exploiting this vulnerability allows an attacker to potentially compromise the integrity of protected information...